raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:93258

Pfeiffer syndrome type 1

Synonyms: Classic Pfeiffer syndrome

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
Autosomal dominant, Not applicable
Age of onset
Antenatal, Neonatal
Status
active

This disease is described under Pfeiffer syndrome

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPfeiffer syndrome type 1Classic Pfeiffer syndrome
frSyndrome de Pfeiffer type 1Syndrome de Pfeiffer classique
dePfeiffer-Syndrom Typ 1Pfeiffer-Syndrom, klassisches
esSíndrome de Pfeiffer tipo 1Síndrome de Pfeiffer clásico
itSindrome di Pfeiffer, tipo 1Sindrome di Pfeiffer classica
nlSyndroom van Pfeiffer type 1Klassiek syndroom van Pfeiffer
ptSíndrome Pfeiffer tipo 1Síndrome Pfeiffer clássico
plZespół Pfeiffera typu 1Klasyczny zespół Pfeiffera
csPfeifferův syndrom, typ 1Klasický Pfeifferův syndrom
ukСиндром Пфайффера, тип 1Класичний синдром Пфайффера
zhPfeiffer综合征1型经典Pfeiffer综合征
trPfeiffer sendromu tip 1Klasik Pfeiffer sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM101600NTBTvalidated
ICD-10Q87.0NTBTattributedvalidated
ICD-11LD24.G0NTBTindexvalidated
MONDO0019659Evalidated
UMLSC5438812Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

  • ORPHA:710Pfeiffer syndrome
    rare developmental anomalies during embryogenesis; rare genetic diseases; rare ophthalmic disorders; rare bone diseases

No children.

4

Genes

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
FGFR2Disease-causing germline mutation(s) (gain of function) inAssessedHGNC:3689ENSG0000006646817694310q26.13fibroblast growth factor receptor 220301628[PMID]
FGFR1Disease-causing germline mutation(s) inAssessedHGNC:3688ENSG000000777821363508p11.23fibroblast growth factor receptor 120301628[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyValidatedORPHANET_[EXPERT]

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

21 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0009601Aplasia/Hypoplasia of the thumb
HP:0011318Bicoronal synostosis
HP:0000248Brachycephaly
HP:0010059Broad hallux phalanx
HP:0011304Broad thumb
HP:0005280Depressed nasal bridge
HP:0008080Hallux varus
HP:0000348High forehead
HP:0000218High palate
HP:0000316Hypertelorism
HP:0011800Midface retrusion
HP:0010109Short hallux
HP:0003196Short nose
Frequent (79-30%)
HP:0006101Finger syndactyly
HP:0000369Low-set ears
HP:0000520Proptosis
HP:0001773Short foot
HP:0004279Short palm
HP:0001770Toe syndactyly
Occasional (29-5%)
HP:0002410Aqueductal stenosis
HP:0000365Hearing impairment

Run the differential on the 12 obligate / very frequent terms

7

Sources for this card